I haven’t seen your father for several years.Where has he gone --oh,he ___for three years.

I haven’t seen your father for several years.Where has he gone --oh,he ___for three years.
I haven’t seen your father for several years.Where has he gone --oh,he ___for three years.

I haven’t seen your father for several years.Where has he gone --oh,he ___for three years.
has been dead

has been away
has been out

has been out/away,has not been here,has been somewhere等等

这个也太。。。。、

has been away,has been out
这里的答案很多，很多养，我给你提供一个模式好了。因为有for，所以要用现在完成时，但因为for 的缘故，这个现在完成时的动词必须是延续性动词，千万不能出现gone这类的瞬间性动词，好了，希望我的回答能让你满意。